A poor girl was given an impossible task by her stepmother: to gather snowdrops in a winter forest. Suddenly she stumbled across twelve brothers who happened to be the twelve months.
Unfortunately the movie The Twelve Months is not yet available on Disney Plus.
| Directing | Ivan Ivanov-Vano | Director |
| Writing | Samuil Marshak | Theatre Play |
| Visual Effects | Nikolay Fyodorov | Animation |
| Visual Effects | Boris Meerovich | Animation |
| Visual Effects | Tatyana Fyodorova | Animation |
| Visual Effects | Vladimir Popov | Animation |
| Visual Effects | Faina Epifanova | Animation |
| Visual Effects | Elena Khludova | Animation |
| Directing | Galina Andreeva | Assistant Director |
| Visual Effects | Lev Popov | Animation |
| Directing | V. Sveshnikova | Assistant Director |
| Visual Effects | Konstantin Chikin | Animation |
| Visual Effects | Vasiliy Ryabchikov | Animation |
| Visual Effects | Vladimir Krumin | Animation |
| Visual Effects | Boris Butakov | Animation |
| Visual Effects | Fyodor Khitruk | Animation |
| Camera | Nikolay Voinov | Director of Photography |
| Camera | Elena Petrova | Director of Photography |
| Writing | Nikolay Erdman | Screenplay |
| Writing | Samuil Marshak | Screenplay |
| Directing | Mikhail Botov | Co-Director |
| Art | Aleksandr Belyakov | Production Design |
| Art | Anatoly Kuritsyn | Production Design |
| Art | Konstantin Karpov | Production Design |
| Visual Effects | Anatoliy Sazonov | Character Designer |
| Sound | Mieczysław Weinberg | Original Music Composer |
| Sound | Nikolay Prilutskiy | Sound Director |
| Directing | Lidiya Sazonova | Assistant Director |
| Art | Vera Valeryanova | Background Designer |
| Art | Elena Tannenberg | Background Designer |
| Art | Olga Gemmerling | Background Designer |
| Art | Konstantin Malyshev | Background Designer |
| Production | Natan Bitman | Executive Producer |
| Art | Tatyana Sazonova | Storyboard Assistant |
